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Finding the Fourth Proportional to 343,234.80, 514,696.68 and 223,173.36

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Solution

The fourth proportional to 343,234.80, 514,696.68 and 223,173.36 is: 334,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,234.80 : 514,696.68 = 223,173.36 : x
  2. Step 2: Convert to fraction form
    343,234.80/514,696.68 = 223,173.36/x
  3. Step 3: Cross multiply
    343,234.80x = 514,696.68 × 223,173.36
  4. Step 4: Simplify right side
    343,234.80x = 114,866,587,456.45
  5. Step 5: Solve for x
    x = 114,866,587,456.45/343,234.80
  6. Step 6: Final answer
    x = 334,658.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.